Home / 16,865.62-23,274.42-9,311.95

Finding the Fourth Proportional to 16,865.62, 23,274.42 and 9,311.95

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Solution

The fourth proportional to 16,865.62, 23,274.42 and 9,311.95 is: 12,850.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865.62 : 23,274.42 = 9,311.95 : x
  2. Step 2: Convert to fraction form
    16,865.62/23,274.42 = 9,311.95/x
  3. Step 3: Cross multiply
    16,865.62x = 23,274.42 × 9,311.95
  4. Step 4: Simplify right side
    16,865.62x = 216,730,235.32
  5. Step 5: Solve for x
    x = 216,730,235.32/16,865.62
  6. Step 6: Final answer
    x = 12,850.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.